“Rising diesel prices are proving to be a particular problem for Republicans as surging energy costs sour the economic mood just 45 days out from the midterms,” NewsNation reports.“The national average for diesel jumped 42 cents over the last week, largely as a result of the ongoing U.S. war in Iran, though President Trump has sought to cast blame on energy facilities hit as part of the Russia-Ukraine war.”“The $6.27 average price for a gallon of diesel on Tuesday was the highest ever, with no sign of relief as the winter heating season nears.”